luxury antique skeleton mechanical pocket watch men steampunk mechanical fob watches clock pendant hand-winding relogio de bolso t200502, Slivery;golden

features: 100% brand new and high quality! japanese mechanical movement power by hand winding specifications: display: analog material: stainless steel case diameter: approx. 4.4cm case thickness: approx. 1.3cm (cover included) chain length: approx. 37.5cm (hook included) package includes: 1 x watch 1 x fob chain 1 x gift box(optional.) gift set this is a mechanical watch, power by winding spring manually (no need battery). so how use mechanical watch? 1. when you first wear i...